llvm-project/llvm/test/Transforms/JumpThreading/ddt-crash3.ll

44 lines
1.7 KiB
LLVM

; RUN: opt < %s -jump-threading -disable-output -verify-dom-info
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@global = external local_unnamed_addr global i64, align 8
@global.1 = external local_unnamed_addr global i64, align 8
@global.2 = external local_unnamed_addr global i64, align 8
; Function Attrs: norecurse noreturn nounwind uwtable
define void @hoge() local_unnamed_addr #0 {
bb:
br label %bb1
bb1: ; preds = %bb26, %bb
%tmp = load i64, i64* @global, align 8, !tbaa !1
%tmp2 = icmp eq i64 %tmp, 0
br i1 %tmp2, label %bb27, label %bb3
bb3: ; preds = %bb1
%tmp4 = load i64, i64* @global.1, align 8, !tbaa !1
%tmp5 = icmp eq i64 %tmp4, 0
br i1 %tmp5, label %bb23, label %bb23
bb23: ; preds = %bb3, %bb3
br label %bb26
bb26: ; preds = %bb27, %bb23
br label %bb1
bb27: ; preds = %bb1
br label %bb26
}
attributes #0 = { norecurse noreturn nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
!llvm.ident = !{!0}
!0 = !{!"clang version 7.0.0 "}
!1 = !{!2, !2, i64 0}
!2 = !{!"long", !3, i64 0}
!3 = !{!"omnipotent char", !4, i64 0}
!4 = !{!"Simple C/C++ TBAA"}